Nepean Bay Weather Forecast

    • 9
    • 17

    Showers

    • 8
    • 17

    Showers easing

    • 10
    • 16

    Showers. Windy

    • 7
    • 14

    Showers. Windy

    • 6
    • 15

    Shower or two

    • 5
    • 15

    Possible shower

    • 6
    • 14

    Cloudy

Today 29 Jun Kangaroo Island

Cloudy. High chance of showers. Winds northerly 20 to 30 km/h turning northwesterly 15 to 20 km/h in the late evening.

Investigator Strait Coastal Waters

Wind
Northerly 15 to 20 knots turning northwesterly 10 to 15 knots in the late evening.
Seas
1 to 1.5 metres.
1st Swell
West to southwesterly around 1 metre.
Weather
Partly cloudy. 80% chance of showers.
Weather Situation
A low pressure trough over central districts will move southeastwards and slip south of SA from early Tuesday. A series of low pressure systems passing through the Bight during the week will extend cold fronts that will cross over SA through to the end of the week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Nepean Bay Temperature Statistics View More

June Temperature

Kingscote Airport (7km)

  • Lowest 14 June, 2026

    2.4 °C

  • Average June

    11.9 °C

  • Highest 12 June, 2026

    20.7 °C

Climate (2021–2026)

Kingscote Airport (7km)

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  • Average Low 2021–2026

    9.3 °C

  • Average 2021–2026

    14.8 °C

  • Average High 2021–2026

    21.1 °C
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